Udeh, F. U., I. J. Ohagenyi, N. E. Ikeh, M. O. Onodugo, V. C. Udeh, and J. E. Ezea. “Comparative Study on the Semen Quality Characteristics of Parthenotes and Parent Toms Reared in Nsukka”. Nigerian Journal of Animal Production 46, no. 5 (December 19, 2020): 62 –. Accessed July 26, 2026. https://njap.org.ng/index.php/njap/article/view/288.